agenttesla | 40dae7eb9cde7a94d5e0dce7238d05cf5aea100c2e9f6eed8ed179c112ba7e9c

General

Target

1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
Size

853KB
MD5

1f3c90853c32b6f513d5e3a32f5a3718
SHA1

f389727a96b6ff7b363cb1cc9688de29a6b78db1
SHA256

40dae7eb9cde7a94d5e0dce7238d05cf5aea100c2e9f6eed8ed179c112ba7e9c
SHA512

e2784ba53abb01e5101b369dd3731fd7bb40ad31a48a27fbae626abe44b389cfd68439f1e3a9a64b38d3a89b6363e0a6713ce49b11e98730700a93ae8720ab3c
SSDEEP

12288:ncJm5oTAPlqAOUVvD9wPWPHDWqA1UBiUpBwam0nRN8xDOwjPkCfKr/ftNBWWMQB0:cJmGTANqAOUdzHiKKam0/8ri

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ratllc.ae
Port:
587
Username:
[email protected]
Password:
MGRRATnowzathALI@RATdxbDXBAgro786

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2596-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2596-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2596-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2596-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2596-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\tKZVPq = "C:\\Users\\Admin\\AppData\\Roaming\\tKZVPq\\tKZVPq.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2572 set thread context of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
2596	RegSvcs.exe
2596	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
Token: SeDebugPrivilege	2596	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 2696	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	31
PID 2572 wrote to memory of 2696	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	31
PID 2572 wrote to memory of 2696	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	31
PID 2572 wrote to memory of 2696	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	31
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2636	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	33
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34
PID 2572 wrote to memory of 2596	2572	1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1f3c90853c32b6f513d5e3a32f5a3718_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JGLBfaDn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7C32.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2696
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:2636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7C32.tmp

Filesize
1KB

MD5
3dca23426224de049f326c8720b6a057

SHA1
4703c9ce35925e96d22b3e078607c1452a02b8f5

SHA256
f41c37a6c388f5754039bef23c5c28446b8cb20a17b43d601e2f3b2d5361343d

SHA512
4da04d55685a82aed121296c425b2369f60bc77cb1982691fe328da0853af4c41c1b802888e65fbc137a41ec1d6ea7a45e0edbaa6b7d083b93636a5ff239e387

Download Submit
memory/2572-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2572-1-0x0000000000270000-0x000000000034C000-memory.dmp

Filesize
880KB

Download
memory/2572-2-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-3-0x0000000000590000-0x0000000000598000-memory.dmp

Filesize
32KB

Download
memory/2572-4-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2572-5-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2572-6-0x0000000004DB0000-0x0000000004E3A000-memory.dmp

Filesize
552KB

Download
memory/2572-7-0x0000000000AB0000-0x0000000000AF6000-memory.dmp

Filesize
280KB

Download
memory/2572-22-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2596-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2596-23-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-24-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-25-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-26-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads